Where does “Posen” come from?

Posen (English) comes from German Posen, from German pose, from French posé, from French poser, from Old French poser, from Vulgar Latin pauso, from Latin pausa, from Ancient Greek παῦσις — Derives abstract/action nouns from verb roots.

Ancestry of “Posen”, step by step

StepLanguageWordMeaning
1GermanPosenplural of Pose
2Germanposepose
3Frenchposépast participle of poser; placed, posed
4Frenchposerto stop carrying, to put down; to ask; to land
5Old Frenchposerto put; to place; to suggest; to propose; to...
6Vulgar Latinpausoto blin, cease, pause; I halt, cease, pause; I...
7Latinpausaa pause, halt, stop, cessation, end
8Ancient Greekπαῦσιςstopping, ceasing
9Ancient Greek-σῐς"suffix forming nouns"
10Ancient Greek-τιςretained after dentals
11Proto-Indo-European-tisDerives abstract/action nouns from verb roots
Every word from Proto-Indo-European -tisEvery word from Ancient Greek -σῐςEvery word from Ancient Greek παῦσις